Add configurable black app icons and logo (#564)

apps/desktop/src/lib/http.ts

@@ -789,7 +789,7 @@ export async function loadAiConfig(): Promise<AiConfig | null> {
 }
 
 export async function loadDesktopSettings(): Promise<DesktopSettings> {
-  return { show_tray_icon: true };
+  return { show_tray_icon: true, icon_theme: "default" };
 }
 
 export async function saveDesktopSettings(_settings: DesktopSettings): Promise<void> {

apps/desktop/src/lib/tauri.ts

@@ -97,6 +97,7 @@ export interface DriverStoreUsage {
 
 export interface DesktopSettings {
   show_tray_icon: boolean;
+  icon_theme: "default" | "black";
 }
 
 export interface WebDavConfig {